文章摘要信息 关键词 ： 冷挤压 有限元模拟 金属塑性成形 电液颤振 金属流线 [gap=1675]ng;finite element modeling;metal plastic forming;electro-hydraulic vibration;metal flow line
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On the basis of experiment and change of metal flow line, metallographic structure and micro-hardness in deformation zone, this paper researched process, characteristic and mechanism of fine-blanking.
通过实验和变形区流线变化、金相组织和显微硬度的变化，对精冲成形的过程、特点、精冲成形机理进行了研究。
Coining is usually done on surfaces parallel to the parting line, and little metal flow is involved in the operation.
铸币通常是做表面平行的线，与小金属流动是参与行动的。
In this paper, the metal flowing regularity of twist drill in rolling process has been researched, and it finds that the edge-line of the drill influenced the metal flow.
本文从工艺出发，探讨了钻头四辊扭轧过程中金属的流动规律，揭示了刃带对扭轧金属流动的影响。
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